Nancy Chen, MD
NPI 1265427900 · Ophthalmology Physician · Kapolei, HI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Chen, MD is a Ophthalmology Physician provider in Kapolei, HI (NPI 1265427900).
Provider details
- NPI number
- 1265427900
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 10756 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,246 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Problem Focused Exam of Visual System92012 | 521 | $87 |
| Photography of the Retina92250 | 444 | $36 |
| Established Patient Complete Exam of Visual System92014 | 411 | $124 |
| Imaging of Retina92134 | 194 | $40 |
| Imaging of Optic Nerve92133 | 142 | $36 |
| Exam of Visual Field With Extended Testing92083 | 98 | $63 |
| Exam of the Internal Drainage System of Eye92020 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 338 | 127 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 166 | 49 |
| Bromfenac Sodium | 109 | 43 |
| Timolol Maleate | 98 | 43 |
| Bromfenac Sodiumbrand: Prolensa | 72 | 27 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 63 | 48 |
| Brimonidine Tartrate | 43 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$554 across 13 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-19
- Last updated
- 2014-08-04
Frequently asked questions
- What is Nancy Chen's NPI number?
- Nancy Chen's National Provider Identifier (NPI) is 1265427900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Chen's specialty?
- Nancy Chen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Chen located?
- Nancy Chen's practice location on file with NPPES is 511 Manawai St. #401, Kapolei, HI 96707-2027.
- What is Nancy Chen's phone number?
- The practice phone number listed in the NPPES registry for Nancy Chen is (808) 674-2273.
- Does Nancy Chen accept Medicare?
- Nancy Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Chen's NPI active?
- Yes — Nancy Chen's NPI (1265427900) is active in the NPPES registry as of the last update on 2014-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.